dnsdist: Do not try to auto-upgrade DoT and DoH backends

diff --git a/pdns/dnsdist-lua.cc b/pdns/dnsdist-lua.cc
index 455497e09ab43d58db29d5f39a15caba9bbb1673..157e34e37aac514c8dab3807b2f507f2006082ac 100644 (file)
--- a/pdns/dnsdist-lua.cc
+++ b/pdns/dnsdist-lua.cc
@@ -653,7 +653,7 @@ static void setupLuaConfig(LuaContext& luaCtx, bool client, bool configCheck)
                            infolog("Added downstream server %s", ret->d_config.remote.toStringWithPort());
                          }
 
-                         if (autoUpgrade) {
+                         if (autoUpgrade && ret->getProtocol() != dnsdist::Protocol::DoT && ret->getProtocol() != dnsdist::Protocol::DoH) {
                            dnsdist::ServiceDiscovery::addUpgradeableServer(ret, upgradeInterval, upgradePool, upgradeDoHKey, keepAfterUpgrade);
                          }